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3.4 General Radar Operations
y
y y
z When viewing a radar beacon, SART signal, or fast
moving target on the radar display, select PROC OFF
(video process off).
z If video processing mode is set to CORREL ,
a high speed target is less-visible .
Effect of target enlargement
ENH Off Expansion – off : Select this mode particularly when resolution is required.
ENH Level1 Expansion – small : Select this mode in general.
Radar echoes are expanded by 1 scale in all directions.
ENH Level2 Expansion – medium : Select this mode to easily view the radar video.
Radar echoes are expanded by 2 scales in all directions on
the display.
ENH Level3 Expansion – large : Select this mode to detect small targets such as buoys.
The expansion near a screen center is added to ENH
Level2.
Note:
When ENH Level3 is selected, sea clutter returns and rain/snow clutter returns are apt to be
expanded. When using this expansion mode, operate [SEA] dial and [RAIN] dial to suppress sea
clutter returns and rain/snow clutter returns.
In general, ENH Level1 or ENH Level2 should be selected.
3.4.4 Use Video Processing (PROC)
This function reduces unnecessary noise to highlight targets.
Procedures 1 Left-click the PROC combobox located at the lower left of the display.
2 Select the video processing modes to set from the list.
The video processing modes are switched.
Video process modes
PROC Off : Select this mode in general.
3Scan CORREL : Select this mode when many rain/snow clutter returns are detected.
4Scan CORREL : Select this mode to highlight targets while suppressing sea clutter returns.
5Scan CORREL : Select this mode to detect small targets hidden by sea clutter returns.
Remain : Select this mode when own ship yaws wildly.
Peak Hold : Select this mode to detect small targets of which detection probability is low.
Attention
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